Update composer.json

Update Guzzle to remove vulnerability.

Author: upwebdesign

composer.json

@@ -12,7 +12,7 @@
     "require": {
         "php": "^7.3",
         "illuminate/support": "^7|^8",
-        "guzzlehttp/guzzle": "^6.3|^6.4|^6.5|^7.0",
+        "guzzlehttp/guzzle": "^7.4.4",
         "illuminate/routing": "^7|^8"
     },
     "require-dev": {